Mathematics, 28.07.2021 04:50 mia2329
Mean of Frequency Tables
1. At a party, thirty people have an age of 30, forty have an age of 40 and fifty an age of fifty. What is their average age?
2. In a hardware shop, there are 30 spanners costing £6, 55 hacksaws costings £9 and 10 soldering irons costings £20. What is the average cost per item?
3. Using this frequency table, find the average height of a turnip.
Height (to nearest cm)
6cm 7cm 8cm 9cm 10cm
Frequency:
3 8 12 4 1
Answers: 3
Mathematics, 21.06.2019 23:50, sainijasdeep27
Write the standard form of an equation with (see picture below)
Answers: 2
Mean of Frequency Tables
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